Thank you. Michael garcia. That suspect is being treated in the same hospital as many of the bombing victims themselves. Tonight, 52 of the injure are still in hospitals around the city of boston. Let's not let their stories be overshadows. Here's gio benitez. Reporter: Heroism captured in a photo. A man carrying a wounded woman moments after the marathon bombing. This is them today. Caitlin case tells us her from her hospital room. The friend who saved her life, leo, at her bedside. When you look at that incredible picture of him carrying you away, what goes through your mind? God had angels watching me that day. Reporter: Caitlin was watching from the finish line when her world changed. Leo was right there. The first explosion went off, we went to the ground. And he jumped on top of me and told me to stay down in case there were anymore explosives. And then, he picked me up and carried me to where his car is. Tied a blanket and his shirt around my leg to stop the bleeding. Reporter: Leo rushed caitlin to the hospital. That quick thinking saved her life and leg. She is 1 of 170 people injured that day. While there were more than 20 in critical condition, there are only 3 people left on that critical list. This morning, cardinal sean o'malley had a mass to honor those that died. Just as the family of one of them, krystle campbell, said their final good-byes. And hundreds gathered on the street to mourn officer sean collier, killed before thursday night's shoot-out. Meanwhile, back here at the hospital, caitlin tells me she's doing so much better. In fact, dan, she says, she hopes to walk out of the hospital in the next few days.

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